From: Catalin Marinas <catalin.marinas@arm.com>
To: Will Deacon <will@kernel.org>, Linus Walleij <linus.walleij@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] arm64: barrier: Remove spec_bar() macro
Date: Fri, 26 Mar 2021 11:06:09 +0000 [thread overview]
Message-ID: <161675676049.29648.9621404614844068441.b4-ty@arm.com> (raw)
In-Reply-To: <20210325141304.1607595-1-linus.walleij@linaro.org>
On Thu, 25 Mar 2021 15:13:04 +0100, Linus Walleij wrote:
> The spec_bar() macro was introduced in
> commit bd4fb6d270bc ("arm64: Add support for SB barrier and patch in over DSB; ISB sequences")
> as a way for C to insert a speculation barrier and was then
> used in one single place: set_fs().
>
> Later on
> commit 3d2403fd10a1 ("arm64: uaccess: remove set_fs()")
> deleted set_fs() altogether and as noted in the commit
> on the new path the regular sb() assembly macro will
> be used.
>
> [...]
Applied to arm64 (for-next/misc), thanks!
[1/1] arm64: barrier: Remove spec_bar() macro
https://git.kernel.org/arm64/c/4f30ba1cce36
--
Catalin
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prev parent reply other threads:[~2021-03-26 11:08 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-25 14:13 [PATCH] arm64: barrier: Remove spec_bar() macro Linus Walleij
2021-03-25 14:34 ` Mark Rutland
2021-03-26 11:06 ` Catalin Marinas [this message]
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